If f(x) = x^2 + 5x, then what would f(6) - 4 be?

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2007-10-12 11:48:41 · 5 answers · asked by Random G 3 in Science & Mathematics ➔ Mathematics

f(6) - 4 = 6² + 5 x 6 - 4
f(6) = 36 + 30 - 4
f(6) = 62

2007-10-13 06:10:18 · answer #1 · answered by Como 7 · 0⤊ 0⤋

If f(x)=x^2+5x
then f(6)-4=6^2+5*6-4
or f(6)-4=36+30-4=62 ans

2007-10-12 11:53:19 · answer #2 · answered by MAHAANIM07 4 · 0⤊ 0⤋

f(6)= 36 +30=66
f(6) - 4 = 66-4=62

2007-10-12 11:51:58 · answer #3 · answered by ndini 2 · 0⤊ 0⤋

subsitute x = 6

6x6 + 5x6 - 4 = 62

2007-10-12 11:52:39 · answer #4 · answered by norman 7 · 0⤊ 0⤋

Looks like 62 :oD

2007-10-12 11:59:02 · answer #5 · answered by Mike O'Langot 2 · 0⤊ 0⤋